Differentials & Components
Transmission Components
OS Giken 3-Speed Close Ratio Gear Kit | 1994-2001 Acura Integra DC2 B18C (HA061-GA) OS GIKEN
Transmission Components
OS Giken 3-Speed Close Ratio Gear Kit | 1996-2000 Honda Civic B16/B18 (HA031-GA) OS GIKEN
Transmission Components
OS Giken 4-Speed Close Ratio Gear Kit | 1994-2001 Acura Integra DC2 B18C (HA061-GB) OS GIKEN
Transmission Components
OS Giken 4-Speed Close Ratio Gear Kit | 1996-2000 Honda Civic B16/B18 (HA031-GB) OS GIKEN
Transmission Components
OS Giken 5-Speed Close Ratio Gear Kit | 1994-2001 Acura Integra DC2 B18C (HA061-GC) OS GIKEN
Transmission Components
OS Giken 5-Speed Close Ratio Gear Kit | 1996-2000 Honda Civic B16/B18 (HA031-GC) OS GIKEN
Transmission Components
OS Giken 6-Speed Close Ratio Gear Kit | 2003-2006 Nissan 350Z (NS111-GD) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken Clutch Movement Alteration Kit | 1986-1993 Toyota Supra JZA70 (TY021-BF60M) OS GIKEN
Clutch Kits, Flywheels & Accessories
Clutch Kits, Flywheels & Accessories
OS Giken Clutch Movement Alteration Kit | 1993-2002 Toyota Supra JZA80 (TY031-ALT) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken Clutch Movement Alteration Kit | 2008-2015 Mitsubishi Evolution X (MT071-ALT) OS GIKEN
Differentials & Components
Clutch Kits, Flywheels & Accessories
OS Giken GT2CD Grand Touring Clutch | 2007+ Nissan 350Z/370Z (NS112-BQ6) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken R3C Series Clutch | 1989-1998 Nissan Skyline GT-R R32/R33 (NS201-CH5) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken R3C Series Clutch | 1990-2000 Mitsubishi 3000GT (MT091-CH5) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken R3C Series Clutch | 1993-2002 Toyota Supra JZA80 (TY031-CH5) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken R3C Series Clutch | 2007+ Nissan 350Z/370Z (NS112-CH5) OS GIKEN
Differentials & Components
Clutch Kits, Flywheels & Accessories
OS Giken Single Plate Clutch | 1970-1973 Nissan 240z (NS081-AQ6/B) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1978-1992 Mazda RX-7 FC3S/SA22 (MZ072-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1982-1991 Porsche 944 (PR061-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1985-1992 BMW M3 E30 (BM091-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1989-1998 Nissan 240SX (NS046-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1989-1998 Nissan Skyline GT-R (NS201-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1992-2002 Dodge Viper SR (CH051-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1992-2012 Mazda RX-7/RX-8 (MZ101-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1993-2002 Toyota Supra JZA80 (TY033-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 1998-2004 Lexus GS300 JZS161 (TY031-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 2003-2006 Nissan 350Z (NS111-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 2006-2015 Mazda MX-5 Miata (MZ091-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 2007+ Nissan 350Z/370Z (NS112-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 2013+ Scion FR-S/Toyota 86 (TY421-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | 2015+ Ford Mustang GT (FD895-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | Multiple Fitments (HA052-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | Multiple Fitments (HA081-HA) OS GIKEN
Differentials & Components
OS Giken Super Lock Limited Slip Differential | Multiple Fitments (HA091-HA) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken TR2C Series Clutch | 2008-2015 Mitsubishi Evolution X (MT071-BF5) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken TR2CD Series Clutch | 1986-1993 Toyota Supra JZA70 (TY021-BF6) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken TR2CD Series Clutch | 2003-2006 Nissan 350Z (NS111-BF6) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken TR2CD Series Clutch | 2007+ Nissan 350Z/370Z (NS112-BF6) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken TS2CD Series Clutch | 1989-1998 Nissan Skyline GT-R R32/R33 (NS201-BC6) OS GIKEN
Clutch Kits, Flywheels & Accessories
OS Giken TS2CD Series Clutch | 2007+ Nissan 350Z/370Z (NS112-BC6) OS GIKEN